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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This module contains the platform-specific code. This make the rest of the | 5 // This module contains the platform-specific code. This make the rest of the |
6 // code less dependent on operating system, compilers and runtime libraries. | 6 // code less dependent on operating system, compilers and runtime libraries. |
7 // This module does specifically not deal with differences between different | 7 // This module does specifically not deal with differences between different |
8 // processor architecture. | 8 // processor architecture. |
9 // The platform classes have the same definition for all platforms. The | 9 // The platform classes have the same definition for all platforms. The |
10 // implementation for a particular platform is put in platform_<os>.cc. | 10 // implementation for a particular platform is put in platform_<os>.cc. |
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300 // Support runtime detection of whether the hard float option of the | 300 // Support runtime detection of whether the hard float option of the |
301 // EABI is used. | 301 // EABI is used. |
302 static bool ArmUsingHardFloat(); | 302 static bool ArmUsingHardFloat(); |
303 | 303 |
304 // Returns the activation frame alignment constraint or zero if | 304 // Returns the activation frame alignment constraint or zero if |
305 // the platform doesn't care. Guaranteed to be a power of two. | 305 // the platform doesn't care. Guaranteed to be a power of two. |
306 static int ActivationFrameAlignment(); | 306 static int ActivationFrameAlignment(); |
307 | 307 |
308 static int GetCurrentProcessId(); | 308 static int GetCurrentProcessId(); |
309 | 309 |
| 310 static int GetCurrentThreadId(); |
| 311 |
310 private: | 312 private: |
311 static const int msPerSecond = 1000; | 313 static const int msPerSecond = 1000; |
312 | 314 |
313 #if V8_OS_POSIX | 315 #if V8_OS_POSIX |
314 static const char* GetGCFakeMMapFile(); | 316 static const char* GetGCFakeMMapFile(); |
315 #endif | 317 #endif |
316 | 318 |
317 DISALLOW_IMPLICIT_CONSTRUCTORS(OS); | 319 DISALLOW_IMPLICIT_CONSTRUCTORS(OS); |
318 }; | 320 }; |
319 | 321 |
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515 char name_[kMaxThreadNameLength]; | 517 char name_[kMaxThreadNameLength]; |
516 int stack_size_; | 518 int stack_size_; |
517 Semaphore* start_semaphore_; | 519 Semaphore* start_semaphore_; |
518 | 520 |
519 DISALLOW_COPY_AND_ASSIGN(Thread); | 521 DISALLOW_COPY_AND_ASSIGN(Thread); |
520 }; | 522 }; |
521 | 523 |
522 } } // namespace v8::base | 524 } } // namespace v8::base |
523 | 525 |
524 #endif // V8_BASE_PLATFORM_PLATFORM_H_ | 526 #endif // V8_BASE_PLATFORM_PLATFORM_H_ |
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